Proposal to introduce options for fulfilling the marking requirements of E-marking to avoid redundancy with other UN Regulations (as currently permitted under UN R107) and to permit a smaller E-marking (as currently permitted under UN R67 and R158).

Proposal to introduce options for fulfilling the marking requirements of E-marking to avoid redundancy with other UN Regulations (as currently permitted under UN R107) and to permit a smaller E-marking (as currently permitted under UN R67 and R158).

Proposal to introduce options for fulfilling the marking requirements of E-marking to avoid redundancy with other UN Regulations (as currently permitted under UN R107) and to permit a smaller E-marking (as currently permitted under UN R67 and R158).

Proposal to introduce options for fulfilling the marking requirements of E-marking to avoid redundancy with other UN Regulations (as currently permitted under UN R107) and to permit a smaller E-marking (as currently permitted under UN R67 and R158).

Proposal to introduce options for fulfilling the marking requirements of E-marking to avoid redundancy with other UN Regulations and to permit a smaller E-marking (as currently permitted under UN R67 and R158).

Proposal to introduce options for fulfilling the marking requirements where more than one UN Regulation applies, including the possibility for smaller E-markings, particularly in cases of small components.

Proposal to introduce options for fulfilling the marking requirements in cases where more than one UN Regulation applies, including the possibility for smaller E-markings, particularly for smaller components, to clarify the meaning of “set pressure” and its application in the requirement to ensure that the primary LNG relief valve does not open below 1.5 MPa, and to correct references to paragraphs 1.3.2. instead of 3.1.2. and 1.3.1. instead of 3.1.

Proposal to introduce a minimum opening set pressure of the primary Liquid Natural Gas relief valve, add design qualification tests aligned with ISO 15500-13:2012 and the North American CSA/ANSI PRD 1 (2020), and align provisions with the requirements of ISO15500 and NGV3.1.

Proposal for GRSG to add provisions for excess flow valves (EFV) which can shut off fuel flow at the time of operation to specific components.

Proposal from GRSG to update the vehicle-fuel identification symbols in line with ISO 17840-4, Part 4 (Propulsion energy identification) and to extend the scope of the identification requirements to N₂ and N₃ vehicles.